T(n,k)=Number of nXk binary arrays with some element plus some horizontally, diagonally or antidiagonally adjacent neighbor totalling two exactly once.

A269011

T(n,k)=Number of nXk binary arrays with some element plus some horizontally, diagonally or antidiagonally adjacent neighbor totalling two exactly once.

Terms

    a(0) =0a(1) =1a(2) =0a(3) =2a(4) =4a(5) =0a(6) =5a(7) =8a(8) =15a(9) =0a(10) =10a(11) =36a(12) =46a(13) =48a(14) =0a(15) =20a(16) =88a(17) =305a(18) =224a(19) =145a(20) =0a(21) =38a(22) =272a(23) =1078a(24) =2136a(25) =1066a(26) =420a(27) =0a(28) =71a(29) =696

External references